Earth Cycles

The Phosphorus Cycle: An Introduction

by Heather MacNeill Falconer, M.A./M.S.

Further Exploration

US-EPA: Algal blooms in Western Lake Erie

Information on research taking place in Western Lake Erie about lake eutrophication.


Justus von Liebig


Organic Chemistry and its Applications to Agriculture and Physiology - Justus von Liebig's work that led to the understanding of nutrients in soil.

News & Events

Seeking solution to Old Lyme pollution

May 2014 editorial on issues on sewage affecting local water bodies in Olde Lyme, CT.


Experimental Lakes Area

Learn about the research still taking place in the Experimental Lakes Area, as well as the important work that has already been accomplished.

Google Scholar

Google - Research database allows searching of the scholarly literature.

Next Generation Science Standards (NGSS)

Next Generation Science Standards: For States, By States

National Academies Press: A Framework for K-12 Science Education